Events and Things to do in Diamond Bar, CA
Search for something you love or check out popular events in your area.
Date
Neighborhood
Category
Format
Price
Language
Currency
Atonement Understood - Pacific Systematic Theology Colloquium 2026
Fri, Apr 10, 6:00 PM
Ontario · Gateway Seminary
Atonement Understood - Pacific Systematic Theology Colloquium 2026
Fri, Apr 10, 6:00 PM
Ontario · Gateway Seminary
Color Fun Run | A Community Fundraiser for City of Hope
Sat, May 16, 9:00 AM
Upland · Sierra Vista Park
Color Fun Run | A Community Fundraiser for City of Hope
Sat, May 16, 9:00 AM
Upland · Sierra Vista Park
Cal Poly Pomona MISSA’s 30th Annual Information Technology Competition
Sun, Apr 19, 8:00 AM
Pomona · CBA Bldg 162
Cal Poly Pomona MISSA’s 30th Annual Information Technology Competition
Sun, Apr 19, 8:00 AM
Pomona · CBA Bldg 162
CESA Southern Chapter - 2026 Spring Program & Awards Ceremony
Wednesday at 8:00 AM
Chino · Chino Police Department
CESA Southern Chapter - 2026 Spring Program & Awards Ceremony
Wednesday at 8:00 AM
Chino · Chino Police Department
Death Valley Girls, The Warlocks & The Acid Sisters @ The Flyway in Pomona
Sat, Apr 11, 8:00 PM
Pomona · Flyway
Death Valley Girls, The Warlocks & The Acid Sisters @ The Flyway in Pomona
Sat, Apr 11, 8:00 PM
Pomona · Flyway
The 1st Annual Awards Golden Gala | Mental Health & Grant Fundraiser
Fri, May 22, 5:30 PM
Ontario · 222 N Vineyard Ave
The 1st Annual Awards Golden Gala | Mental Health & Grant Fundraiser
Fri, May 22, 5:30 PM
Ontario · 222 N Vineyard Ave
Frequently asked questions about Diamond Bar
What are the best events to attend?
Which events are currently trending in Diamond Bar?
The trending searches this month in Diamond Bar are:
Which events are coming up?
Discover the best events happening soon – you don't want to miss them: